An average drop of blood contains about 1.6×104 white blood cells. A rare drop of blood contains about 5×104 white blood cells. What is the difference between the number of white blood cells in a rare drop of blood and the number of white blood cells in an average drop of blood?
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Answer:
3.4 × 10^4
Step-by-step explanation:
5 × 10^4 - 1.6 × 10^4
= 3.4 × 10^4
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